CN213231660U - MBR integration equipment for emergency treatment of landfill leachate - Google Patents

Abstract

The utility model provides a landfill leachate emergency treatment's MBR integration is equipped, including MBR membrane filtration system, produce water system, aeration system, cleaning system and row's mud exhaust-gas system, characterized by: the MBR membrane filtering system, the water production system, the aeration system, the cleaning system and the sludge discharge and evacuation system are integrated with MBR integrated equipment, the MBR integrated equipment comprises a membrane pool, an equipment room and a fan room, a membrane element which is detachably assembled is arranged in the membrane pool, the membrane element is arranged in a fixed frame, and aeration branch pipes which are independent from the membrane element and are connected in sections are arranged at the lower part of the membrane element; a water production system, a cleaning system, a sludge discharge and evacuation system and a control system are arranged in the equipment room in a centralized manner; the fan room is internally provided with a fan of an aeration system.

Description

MBR integration equipment for emergency treatment of landfill leachate

Technical Field

The utility model relates to a landfill leachate MBR membrane separation technical field especially relates to a landfill leachate emergency treatment's MBR integration is equipped.

Background

Most cities in China use sanitary landfill as the most common garbage treatment method, and a plurality of pollution problems exist, particularly, a large amount of garbage leachate generated in the landfill process can cause serious pollution to surrounding water and soil if the garbage leachate is not properly treated. The components of the landfill leachate are complex, the water quality is constantly changed, and various methods need to be combined for treating the landfill leachate. MBR membrane separation technology is a water treatment technology which organically combines membrane separation technology and biochemical method, and has the characteristic of efficiently intercepting dissolved inorganic and organic pollutants in water. Therefore, the MBR membrane separation technology is one of the necessary technologies for a plurality of landfill leachate treatment methods.

At present, when the landfill site uses an MBR membrane separation technology to treat landfill leachate, a tubular membrane structure or an immersed membrane frame structure is adopted. The tubular membrane structure needs a large-flow high-lift circulating pump to provide power, and has high energy consumption and large equipment loss, thus leading to high investment cost and high operation and maintenance cost. The immersed membrane frame structure needs to build a membrane pool, a fan room and an equipment room, the occupied area of facilities is large, the construction period is long, and the membrane frame structure is difficult to maintain.

In addition, the construction period of the civil engineering infrastructure of the traditional MBR membrane separation technology is long, the implementation period of the MBR membrane separation technology project is long, the occupied area of the traditional civil engineering infrastructure is large, and the civil engineering investment is high; in traditional concrete membrane pond, the mounting means of membrane element is fixed on the membrane frame, when membrane or pipeline need be maintained, all pipelines that the membrane frame is connected need be dismantled, hangs out the membrane frame from the membrane pond again, overhauls very inconveniently.

Disclosure of Invention

The utility model provides a MBR integrated equipment for emergency treatment of landfill leachate, which integrates a treatment system of MBR membrane separation technology, can be rapidly transported to project site operation, and can be used as emergency treatment equipment to rapidly realize the upgrading and reconstruction of the landfill leachate treatment system; meanwhile, an equipment field is not required to be built, the engineering construction period can be shortened, the engineering construction cost is reduced, and the method is suitable for various treatment occasions.

In order to achieve the above object, the utility model provides a following technical scheme:

the MBR integrated equipment comprises an MBR membrane filtering system, a water production system, an aeration system, a cleaning system and a sludge discharge emptying system, wherein the MBR membrane filtering system, the water production system, the aeration system, the cleaning system and the sludge discharge emptying system are integrated with MBR integrated equipment; a water production system, a cleaning system, a sludge discharge/emptying system and a control system are arranged in the equipment room in a centralized manner; the fan room is internally provided with a fan of an aeration system.

For example, in the MBR integrated equipment for emergency treatment of landfill leachate provided in at least one embodiment of the present disclosure, the membrane tank includes a membrane upper mount connecting plate and a membrane lower mount connecting plate, which are welded on the support beams in the membrane tank.

For example, in the MBR integrated equipment for emergency treatment of landfill leachate provided in at least one embodiment of the present disclosure, the fixing frame for installing the membrane element includes an upper membrane fixing frame and a lower membrane fixing frame, an upper end of the membrane element is limited in a groove of the upper membrane fixing frame, and a lower end of the membrane element is limited in a groove of the lower membrane fixing frame.

For example, in the MBR integrated equipment for emergency treatment of landfill leachate provided in at least one embodiment of the present disclosure, the membrane upper mount at the upper end of the membrane element is connected to the membrane upper mount connection plate, and the membrane lower mount at the lower end of the membrane element is connected to the membrane lower mount connection plate.

For example, in the MBR integrated equipment for emergency treatment of landfill leachate provided by at least one embodiment of the present disclosure, the aeration branch pipes in the membrane tank are connected with the fan in the fan room through the main aeration pipe to form an aeration system.

For example, in the MBR integrated equipment for emergency treatment of landfill leachate provided by at least one embodiment of the present disclosure, the aeration branch pipe segments are connected by a threaded connection assembly.

For example, in the MBR integrated equipment for emergency treatment of landfill leachate provided in at least one embodiment of the present disclosure, the water production pump, the backwashing pump, and the dosing pump are respectively connected to a total water production pipe of the water production system, the total water production pipe is connected to a water production branch pipe through a water production main pipe, and the water production branch pipe is connected to a membrane element.

For example, in the MBR integrated equipment for emergency treatment of landfill leachate provided in at least one embodiment of the present disclosure, the water production main pipe and the water production branch pipe are communicated through a four-way joint, so that the water production branch pipes are distributed on the left and right sides of the water production main pipe.

For example, in the MBR integrated equipment for emergency treatment of landfill leachate provided in at least one embodiment of the present disclosure, one end of a sludge evacuation pump of the sludge evacuation system is connected to a sludge evacuation port of the membrane tank, and the other end is connected to an external designated location.

Compared with the prior art, the beneficial effects of the utility model are that: the MBR integrated equipment for emergency treatment of landfill leachate integrates the functions of an aeration system, a water production system, a discharge system, a cleaning system, a control system and an MBR membrane filtration system into the integrated equipment, replaces concrete infrastructure with the integrated equipment, reduces civil engineering infrastructure, shortens engineering construction period and saves civil engineering investment; the membrane unit elements are directly fixed in the membrane pool to replace the traditional membrane frame assembly, so that the membrane unit elements are convenient to disassemble and maintain.

1. MBR column type film element is independently installed respectively and is fixed in the fixed frame of membrane cisterna, can dismantle to single film element, maintain and update, need not to hoist and mount, in overcoming traditional concrete membrane cisterna, the mounting means of film element is fixed on the membrane frame, when membrane or pipeline need be maintained, all pipelines that the membrane frame is connected need be dismantled, the defect of hanging out in the membrane cisterna is followed to the membrane frame again, the utility model discloses well film element adopts independent fixed form, and the snap-on is in the membrane cisterna, replaces traditional membrane frame fixed mode, has not only saved the membrane frame subassembly, still can realize exempting from to dismantle online cleaning to solve the inconvenient problem of film element maintenance, manual operation can.

2. Through setting into container formula equipment with membrane cisterna, equipment room and the integrated integration of fan room, need not construction treatment facility place, it is big to overcome traditional civil engineering infrastructure area, and the high defect of civil engineering investment, the utility model discloses area is little, saves civil engineering investment, can remove transportation to various places operation, equips as emergency treatment on the one hand, and on the other hand can realize fast carrying the mark and reform transform, effectively reduces civil engineering construction, shortens the engineering construction cycle, when reducing the civil engineering investment, can realize equipping preparation and project civil engineering and go on simultaneously, further shortens the project period.

3. The MBR integrated equipment for emergency treatment of landfill leachate adopts the modular design of the integrated equipment, realizes product standardization, is beneficial to large-scale production of factories, reduces material waste and saves manufacturing cost; the production process flow is unified, and the production quality is well controlled.

4. The utility model discloses a landfill leachate emergency treatment's MBR integration is equipped and can be according to the nimble extension of engineering scale, strong adaptability.

5. The utility model discloses a landfill leachate emergency treatment's MBR integration is equipped and can be realized online normal position chemical cleaning, and manual operation is saved in the automatic operation maintenance.

Drawings

FIG. 1 is a schematic view of the overall structure of the MBR integrated equipment of the present invention;

FIG. 2 is a schematic structural diagram of the MBR integrated equipment frame of the present invention;

fig. 3 is a schematic view of the membrane element mounting frame structure of the present invention;

FIG. 4 is a schematic view of the connection structure of the branch aeration pipe according to the present invention;

FIG. 5 is a schematic view of the connection structure of the main water production pipe and the branch water production pipe;

fig. 6 is a process flow diagram of the present invention.

In the figure: 1-a membrane tank; 2-equipment room; 3-a fan room; 4-a water production system; 5-an aeration system; 6-cleaning the system; 7-a sludge discharge and evacuation system; 8-a control system; 9-a fan; 10-a membrane element; 11-fixing frame on the film; 12-fixing frame under film; 13-an aeration branch pipe; 14, a threaded connection assembly; 15-aeration main pipe; 16-producing water branch pipes; 17-four-way; 18-water production main pipe; 19-membrane upper mount connecting plate; 20-connecting plate of fixing frame under film; 21-supporting beam, 22-bolt kit, 23-sludge pipeline, 24-water production pipeline, 25-cleaning pipeline and 26-air pipeline.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully with reference to the accompanying drawings, in which several embodiments of the present invention are shown, but the present invention can be implemented in different forms, and is not limited to the embodiments described in the text, but rather, these embodiments are provided to make the disclosure of the present invention more thorough and comprehensive.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may be present, and when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present, as the terms "vertical", "horizontal", "left", "right" and the like are used herein for descriptive purposes only.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs, and the use of the term knowledge in the specification of the present invention is for the purpose of describing particular embodiments and is not intended to limit the present invention, and the term "and/or" as used herein includes any and all combinations of one or more of the associated listed items.

Hereinafter, MBR integrated equipment for emergency treatment of landfill leachate according to at least one embodiment of the present disclosure will be described with reference to the accompanying drawings.

At least one embodiment of the present disclosure provides an MBR integration equipment of landfill leachate emergency treatment, as shown in fig. 1-6, including MBR membrane filtration system, produce water system 4, aeration system 5, cleaning system 6 and row's mud exhaust system 7, MBR membrane filtration system, produce water system 4, aeration system 5, cleaning system 6 and row's mud exhaust system 7 integration MBR integration equipment, MBR integration equipment includes membrane tank 1, equipment room 2 and fan room 3, and membrane tank 1 is from cat ladder one side to equipment room 2, leaves a plurality of spaces in the cell body of membrane tank 1 and can supply personnel to operate in membrane tank 1, if: in the equipment manufacturing process, a bracket and a pipeline are installed; when the equipment runs, the running condition of the lower end of the membrane element 10 and the aeration condition of the aeration pipe are checked regularly; when equipment is maintained, the maintenance and the like are carried out on the parts in the membrane tank 1; a membrane element 10 which is detachably assembled is arranged in the membrane pool 1, the membrane element 10 is a column-type membrane element, the membrane element 10 is arranged in a fixed frame, and an aeration branch pipe 13 which is connected with the membrane element 10 in a segmented manner and is independent from the membrane element 10 is arranged at the lower part of the membrane element 10; a water production system 4, a cleaning system 6, a sludge discharge emptying system 7 and a control system 8 are arranged in the equipment room 2 in a centralized manner, so that personnel can conveniently debug and operate the systems, and a water production pump, a control valve and a part of pipelines of the water production system 4 are arranged in the equipment room 2; a backwashing pump and a dosing pump of the cleaning system 6; a sludge discharge pump, a control cabinet, valves, instruments, meters, pipelines and the like of the sludge discharge system 7; the fan 9 of the aeration system 5 is arranged in the fan room 3 and is not arranged together with other systems, so that on one hand, the operation and maintenance are convenient, on the other hand, the noise and the temperature of the equipment in the equipment room 2 are reduced, and the service life of the equipment is prolonged.

For example, in the MBR integrated equipment for emergency treatment of landfill leachate provided in at least one embodiment of the present disclosure, as shown in fig. 2, the membrane tank 1 includes a membrane upper mount connecting plate 19 and a membrane lower mount connecting plate 20, and the membrane upper mount connecting plate 19 and the membrane lower mount connecting plate 20 are welded on a support beam 21 in the membrane tank 1; as shown in fig. 3, the fixing frame for installing the membrane element 10 includes a membrane upper fixing frame 11 and a membrane lower fixing frame 12, the upper end of the membrane element 10 is limited in the groove of the membrane upper fixing frame 11, and the lower end of the membrane element 10 is limited in the groove of the membrane lower fixing frame 12; the upper membrane fixing frame 11 at the upper end of the membrane element 10 is connected with a connecting plate 19 of the upper membrane fixing frame, and the lower membrane fixing frame 12 at the lower end of the membrane element 10 is connected with a connecting plate 20 of the lower membrane fixing frame; during the specific installation: sequentially installing a lower membrane fixing frame 12, a membrane element 10 and an upper membrane fixing frame 11, connecting an installation hole of the lower membrane fixing frame 12 with a hole of a lower membrane fixing frame connecting plate 20 by using a bolt suite 22, placing the lower end of the membrane element 10 into a groove of the lower membrane fixing frame 12, limiting the upper end of the membrane element 10 in the groove of the upper membrane fixing frame 11, and connecting the installation hole of the upper membrane fixing frame 11 with an installation hole of a upper membrane fixing frame connecting plate 19 by using the bolt suite 22; through the membrane upper and lower mount with membrane element 10 spacing fixed, replace the fixed knot structure of traditional membrane frame form, when maintaining, can operate alone to certain membrane element 10, demolish membrane element 10 top in proper order and produce mouth of a river flange, membrane upper bracket 11, can directly take out the membrane element 10 that needs maintain from membrane pond 1, through personnel manual operation, save the procedure of membrane frame subassembly hoist and mount, do not receive the restriction of place space.

For example, in the MBR integrated equipment for emergency treatment of landfill leachate provided by at least one embodiment of the present disclosure, the aeration branch pipe 13 in the membrane tank 1 is connected with the fan 9 in the fan room 3 through the main aeration pipe 15 to form the aeration system 5; as shown in fig. 4, the aeration branch pipes 13 are connected by the threaded connection assemblies 14 in sections, so that the aeration branch pipes 13 can be directly assembled in the membrane tank 1 and fixed on the support by using accessories such as U-shaped pipe clamp kits, when the aeration pipeline in the membrane tank 1 needs to be overhauled and maintained, personnel enter the tank bottom, the threaded connection assemblies are loosened, the aeration pipeline can be disassembled into multiple sections to be taken out from the tank body, the upper membrane and the fixed structure do not need to be disassembled, and the lifting is also not needed.

For example, in the MBR integrated equipment for emergency treatment of landfill leachate provided in at least one embodiment of the present disclosure, the water production pump, the backwashing pump, and the dosing pump are respectively connected to the total water production pipe of the water production system 4, the total water production pipe is connected to the water production branch pipe 16 through the water production main pipe 18, and the water production branch pipe 16 is connected to the membrane element 10; as shown in fig. 5, the main water producing pipe 18 is communicated with the branch water producing pipes 16 through a four-way 17, so that the branch water producing pipes 16 are distributed on the left side and the right side of the main water producing pipe 18; during backwashing of the system, the whole water production main pipe 18 is uniformly filled with water and then flows into the water production branch pipes 16 from two ends of the four-way 17, so that backwashing agents can be uniformly distributed in the water production branch pipes 16 connected with the left side and the right side of the water production main pipe 18, and the membrane element 10 connected with the water production main pipe 18 can achieve a good cleaning effect no matter how far or how near.

For example, in the MBR integrated equipment for emergency treatment of landfill leachate provided in at least one embodiment of the present disclosure, one end of the sludge evacuation pump of the sludge evacuation system 7 is connected to the sludge evacuation port of the membrane tank 1, and the other end is connected to an external designated location.

Fig. 6 shows the process flow diagram of the MBR integrated equipment for emergency treatment of landfill leachate of the present invention, and shows the pipeline line diagrams of the sludge pipeline 23, the water production pipeline 24, the cleaning pipeline 25 and the air pipeline 26.

The utility model discloses a MBR integration of landfill leachate emergency treatment is equipped as shown in FIG. 6 to the whole set of processing procedure of landfill leachate, include: the front-end treated effluent enters from a raw water inlet of the membrane tank 1, a water production electric valve is opened, front and rear ball valves of an MBR water production pump are normally opened, filtered water of an MBR membrane element 10 flows to a water production main pipe 18 through a water production branch pipe 16 and is output to an MBR water production tank through an MBR water production pump; when the control system 8 is used for backwashing, the water production electric valve is closed, the backwashing electric valve is opened, the front ball valve and the rear ball valve of the backwashing pump are opened, the backwashing pump pumps water from the MBR water production tank, and the water enters the water production branch pipes 16 through the water production main pipe 18 and then flows into the MBR membrane element 10; when the control system is used for drug washing, the water production electric valve is closed, the backwashing electric valve is opened, the front ball valve and the rear ball valve of the dosing pump are opened, the backwashing pump pumps water out of the MBR water production tank, the dosing valve of the dosing tank is opened, part of water flows into the dosing tank to be mixed with the medicament, the mixed medicament enters the total water production pipe through the dosing pump, enters the water production main pipe 18 from the total water production pipe, then enters the water production branch pipes 16 from the water production main pipe 18 respectively, and then flows into the MBR membrane element 10; when the valve of the pipeline of the aeration system is normally opened, and the system controls aeration, gas generated by the fan 9 flows into the aeration branch pipe 13 from the main aeration pipe 15 and flows out from the air hole of the aeration branch pipe 13, and moves from bottom to top in the membrane tank 1 to wash the surface of the MBR membrane filaments; when the membrane tank discharges sludge, the sludge discharge pump is opened to pump out sludge at the bottom of the membrane tank 1, and the sludge enters a designated place through the discharge pipe.

Although embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined by the appended claims and their equivalents, and thus the embodiments of the invention are intended only as illustrative examples of the invention and no limitation of the invention is intended whatsoever to be construed by the embodiments of the invention.

Claims (10)

1. The utility model provides a landfill leachate emergency treatment's MBR integration is equipped, includes MBR membrane filtration system, produces water system, aeration system, cleaning system and row's mud emptying system, characterized by: the MBR membrane filtering system, the water production system, the aeration system, the cleaning system and the sludge discharge and evacuation system are integrated with MBR integrated equipment, the MBR integrated equipment comprises a membrane pool, an equipment room and a fan room, a membrane element which is detachably assembled is arranged in the membrane pool, the membrane element is arranged in a fixed frame, and aeration branch pipes which are independent from the membrane element and are connected in sections are arranged at the lower part of the membrane element; a water production system, a cleaning system, a sludge discharge and evacuation system and a control system are arranged in the equipment room in a centralized manner; the fan room is internally provided with a fan of an aeration system.

2. The MBR integrated equipment for emergency treatment of landfill leachate according to claim 1, which is characterized in that: the membrane element is a column type membrane element.

3. The MBR integrated equipment for emergency treatment of landfill leachate according to claim 1 or 2, which is characterized in that: the membrane pool comprises a membrane upper fixing frame connecting plate and a membrane lower fixing frame connecting plate, wherein the membrane upper fixing frame connecting plate and the membrane lower fixing frame connecting plate are welded on a supporting beam in the membrane pool.

4. The MBR integrated equipment for emergency treatment of landfill leachate according to claim 3, wherein the MBR integrated equipment comprises: the fixed frame for installing the membrane element comprises a membrane upper fixed frame and a membrane lower fixed frame, the upper end of the membrane element is limited in a groove of the membrane upper fixed frame, and the lower end of the membrane element is limited in a groove of the membrane lower fixed frame.

5. The MBR integrated equipment for emergency treatment of landfill leachate according to claim 4, wherein the MBR integrated equipment comprises: the membrane upper fixing frame at the upper end of the membrane element is connected with the membrane upper fixing frame connecting plate, and the membrane lower fixing frame at the lower end of the membrane element is connected with the membrane lower fixing frame connecting plate.

6. The MBR integrated equipment for emergency treatment of landfill leachate according to claim 1 or 2, which is characterized in that: the aeration branch pipe in the membrane pool is connected with a fan in a fan room through an aeration main pipe to form an aeration system.

7. The MBR integrated equipment for emergency treatment of landfill leachate according to claim 6, wherein the MBR integrated equipment comprises: the aeration branch pipes are connected by threaded connection components in sections.

8. The MBR integrated equipment for emergency treatment of landfill leachate according to claim 1 or 2, which is characterized in that: the water production pump, the backwashing pump and the dosing pump are respectively connected with a total water production pipe of the water production system, the total water production pipe is connected with a water production branch pipe through a water production main pipe, and the water production branch pipe is connected with the membrane element.

9. The MBR integrated equipment for emergency treatment of landfill leachate according to claim 8, wherein the MBR integrated equipment comprises: the water production main pipe is communicated with the water production branch pipes through a four-way joint, so that the water production branch pipes are distributed on the left side and the right side of the water production main pipe.

10. The MBR integrated equipment for emergency treatment of landfill leachate according to claim 1 or 2, which is characterized in that: one end of a sludge discharge pump of the sludge discharge system is connected to a sludge discharge port of the membrane pool, and the other end of the sludge discharge pump is connected to an external designated place.

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